Home / 2,518.04-3,777.26-786.67

Finding the Fourth Proportional to 2,518.04, 3,777.26 and 786.67

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Solution

The fourth proportional to 2,518.04, 3,777.26 and 786.67 is: 1,180.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,518.04 : 3,777.26 = 786.67 : x
  2. Step 2: Convert to fraction form
    2,518.04/3,777.26 = 786.67/x
  3. Step 3: Cross multiply
    2,518.04x = 3,777.26 × 786.67
  4. Step 4: Simplify right side
    2,518.04x = 2,971,443.75
  5. Step 5: Solve for x
    x = 2,971,443.75/2,518.04
  6. Step 6: Final answer
    x = 1,180.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.